ONE STOP SYSTEMS, INC. — Director's Dealing 2019

Apr 15, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ONE STOP SYSTEMS, INC. (OSS)
CIK: 0001394056
Period of Report: 2019-04-11

Reporting Person: Morrison John W Jr. (Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-04-11	Common Stock	M	8334	—	Acquired	25088	Direct
2019-04-11	Common Stock	F	4100	$2.51	Disposed	20988	Direct
2019-04-11	Common Stock	M	8334	—	Acquired	29322	Direct
2019-04-11	Common Stock	F	4100	$2.51	Disposed	25222	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2019-04-11	Restricted Stock Units	$	M	8334	Acquired		Common Stock (8334)	Direct
2019-04-11	Restricted Stock Units	$	M	8334	Acquired		Common Stock (8334)	Direct

Footnotes

F1: Restricted stock units convert into common stock on a one-for-one basis.

F2: On April 11, 2018, the reporting person was granted 50,000 restricted stock units, vesting as follows: prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/3, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each quarter of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/12. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be September 1, 2017 to coincide with Grantee's date of hire.

F3: On July 2, 2018, the reporting person was granted 50,000 restricted stock units, vesting as follows: prior to the Initial Vesting Date, the Vested Ratio shall be zero. On the Initial Vesting Date, the Vested Ratio shall be 1/3, provided the Grantee's service has not been terminated prior to the Initial Vesting Date. For each quarter of Grantee service from the Initial Vesting Date until the Vested Ratio equals 1/1, the Vested Ratio shall be increased by 1/12. This Restricted Stock Unit will be fully vested after three (3) years of service. The Initial Vesting Date shall be September 1, 2017 to coincide with Grantee's date of hire.